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Zilmet Central Heating Boiler Expansion Vessels

Zilmet Central Heating Boiler Expansion Vessels

Zimet OEM-PRO replacement  expansion vessels for central heating boilers.

The wide range of OEM-PRO vessels with different shapes, capacity, and attachment systems, enable these vessels to satisfy any manufacturer of boilers specific requirement. 

Specifications Features
►Maximum working pressure: 3 bar (45 psi) ►Crimped/welded carbon steel shells
►Maximum temperature: 99°C ►Synthetic SBR rubber
  ►Vessels painted with long-lasting external
      polyester powder coating
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Delivery Costs

Delivery Map


Zone 1 England, Wales & Southern Scotland Under £100 Over £100
Standard 2/3 working days


Express Next working day


Premium Next working day (before 13.00)


Zone 2 Scottish Highlands & Islands, Northern Ireland, Isle of Man, Scilly & Channel Isles Under £100 Over £100
Standard 2/3 working days


Zone 3 Republic of Ireland Under £100 Over £100
Standard 3/5 working days




Orders must be placed before 14.00 for next day and premium next day delivery. 


Exporting Internationally

We offer a first class worldwide export service. Please contact us here for a price.
Model Outlet SKU Price ex-VAT Qty
531/L 12 Litre Round 3/4"G 4669-051 £46.12
531/L 18 Litre Round 3/4"G 4669-052 £59.86
541/L 8 Litre Round 3/4"G 4669-053 £36.02
541/L 10 Litre Round 3/4"G 4669-054 £42.30
541/L 12 Litre Round 3/4"G 4669-055 £44.47
537/L 6 Litre Rectangular 3/4"G 4669-056 £38.78
537/L 12 Litre Rectangular 3/4"G 4669-057 £45.08

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